title: "macOS 26.0: Security Configuration - CIS Apple macOS 26.0 Tahoe v1.0.0 Benchmark (Level 2)"
description: |
  This guide describes the actions to take when securing a macOS 26.0 system against the CIS Apple macOS 26.0 Tahoe v1.0.0 Benchmark (Level 2) security baseline.
authors: |
  *macOS Security Compliance Project*

  The CIS Benchmarks are referenced with the permission and support of the Center for Internet Security® (CIS®)
  |===
  |Edward Byrd|Center for Internet Security
  |Ron Colvin|Center for Internet Security
  |Allen Golbig|Jamf
  |===
parent_values: "cis_lvl2"
profile:
  - section: "auditing"
    rules:
      - audit_acls_files_configure
      - audit_acls_folders_configure
      - audit_auditd_enabled
      - audit_control_acls_configure
      - audit_control_group_configure
      - audit_control_mode_configure
      - audit_control_owner_configure
      - audit_files_group_configure
      - audit_files_mode_configure
      - audit_files_owner_configure
      - audit_flags_aa_configure
      - audit_flags_ad_configure
      - audit_flags_ex_configure
      - audit_flags_fm_failed_configure
      - audit_flags_fr_configure
      - audit_flags_fw_configure
      - audit_flags_lo_configure
      - audit_folder_group_configure
      - audit_folder_owner_configure
      - audit_folders_mode_configure
      - audit_retention_configure
  - section: "icloud"
    rules:
      - icloud_sync_disable
  - section: "macos"
    rules:
      - os_airdrop_disable
      - os_anti_virus_installed
      - os_authenticated_root_enable
      - os_bonjour_disable
      - os_config_data_install_enforce
      - os_gatekeeper_enable
      - os_guest_folder_removed
      - os_home_folders_secure
      - os_httpd_disable
      - os_install_log_retention_configure
      - os_mail_summary_disable
      - os_mobile_file_integrity_enable
      - os_nfsd_disable
      - os_notes_transcription_disable
      - os_notes_transcription_summary_disable
      - os_on_device_dictation_enforce
      - os_password_hint_remove
      - os_policy_banner_loginwindow_enforce
      - os_power_nap_disable
      - os_root_disable
      - os_safari_advertising_privacy_protection_enable
      - os_safari_open_safe_downloads_disable
      - os_safari_prevent_cross-site_tracking_enable
      - os_safari_show_full_website_address_enable
      - os_safari_show_status_bar_enabled
      - os_safari_warn_fraudulent_website_enable
      - os_sip_enable
      - os_sleep_and_display_sleep_apple_silicon_enable
      - os_software_update_app_update_enforce
      - os_software_update_deferral
      - os_sudo_log_enforce
      - os_sudo_timeout_configure
      - os_sudoers_timestamp_type_configure
      - os_system_wide_applications_configure
      - os_terminal_secure_keyboard_enable
      - os_time_server_enabled
      - os_unlock_active_user_session_disable
      - os_world_writable_library_folder_configure
      - os_world_writable_system_folder_configure
      - os_writing_tools_disable
  - section: "passwordpolicy"
    rules:
      - pwpolicy_account_lockout_enforce
      - pwpolicy_account_lockout_timeout_enforce
      - pwpolicy_alpha_numeric_enforce
      - pwpolicy_custom_regex_enforce
      - pwpolicy_history_enforce
      - pwpolicy_max_lifetime_enforce
      - pwpolicy_minimum_length_enforce
      - pwpolicy_special_character_enforce
  - section: "systemsettings"
    rules:
      - system_settings_airplay_receiver_disable
      - system_settings_automatic_login_disable
      - system_settings_bluetooth_sharing_disable
      - system_settings_content_caching_disable
      - system_settings_critical_update_install_enforce
      - system_settings_diagnostics_reports_disable
      - system_settings_external_intelligence_disable
      - system_settings_external_intelligence_sign_in_disable
      - system_settings_filevault_enforce
      - system_settings_firewall_enable
      - system_settings_firewall_stealth_mode_enable
      - system_settings_guest_access_smb_disable
      - system_settings_guest_account_disable
      - system_settings_hot_corners_secure
      - system_settings_improve_assistive_voice_disable
      - system_settings_improve_search_disable
      - system_settings_improve_siri_dictation_disable
      - system_settings_install_macos_updates_enforce
      - system_settings_internet_sharing_disable
      - system_settings_location_services_enable
      - system_settings_location_services_menu_enforce
      - system_settings_loginwindow_loginwindowtext_enable
      - system_settings_loginwindow_prompt_username_password_enforce
      - system_settings_media_sharing_disabled
      - system_settings_password_hints_disable
      - system_settings_personalized_advertising_disable
      - system_settings_printer_sharing_disable
      - system_settings_rae_disable
      - system_settings_remote_management_disable
      - system_settings_screen_sharing_disable
      - system_settings_screensaver_ask_for_password_delay_enforce
      - system_settings_screensaver_password_enforce
      - system_settings_screensaver_timeout_enforce
      - system_settings_siri_disable
      - system_settings_smbd_disable
      - system_settings_software_update_download_enforce
      - system_settings_softwareupdate_current
      - system_settings_ssh_disable
      - system_settings_system_wide_preferences_configure
      - system_settings_time_machine_auto_backup_enable
      - system_settings_time_machine_encrypted_configure
      - system_settings_time_server_configure
      - system_settings_time_server_enforce
      - system_settings_wake_network_access_disable
  - section: "Supplemental"
    rules:
      - supplemental_cis_manual
      - supplemental_filevault
      - supplemental_password_policy